#
# Copyright (c) 2006-2022 Wade Alcorn - wade@bindshell.net
# Browser Exploitation Framework (BeEF) - http://beefproject.com
# See the file 'doc/COPYING' for copying permission
#

require 'rex'
require 'rex/ui'

module BeEF
  module Extension
    module Console
      class Shell
        DefaultPrompt     = '%undBeEF%clr'
        DefaultPromptChar = '%clr>'

        include Rex::Ui::Text::DispatcherShell

        def initialize(prompt = DefaultPrompt, prompt_char = DefaultPromptChar, opts = {})
          require 'extensions/console/lib/readline_compatible'
          require 'extensions/console/lib/command_dispatcher'
          require 'extensions/console/lib/shellinterface'

          self.http_hook_server = opts['http_hook_server']
          self.config = opts['config']
          self.jobs = Rex::JobContainer.new
          self.interface = BeEF::Extension::Console::ShellInterface.new(config)

          super(prompt, prompt_char, File.expand_path(config.get('beef.extension.console.shell.historyfolder').to_s + config.get('beef.extension.console.shell.historyfile').to_s))

          input = Rex::Ui::Text::Input::Stdio.new
          output = Rex::Ui::Text::Output::Stdio.new

          init_ui(input, output)

          enstack_dispatcher(CommandDispatcher::Core)

          # To prevent http_hook_server from blocking, we kick it off as a background job here.
          jobs.start_bg_job(
            'http_hook_server',
            self,
            proc { |_ctx_| http_hook_server.start }
          )
        end

        def stop
          super
        end

        # New method to determine if a particular command dispatcher it already .. enstacked .. gooood
        def dispatched_enstacked(dispatcher)
          inst = dispatcher.new(self)
          dispatcher_stack.each do |disp|
            return true if disp.name == inst.name
          end
          false
        end

        attr_accessor :http_hook_server, :config, :jobs, :interface
      end
    end
  end
end